EP1425739A4 - Memoire optique a liquide fluorescent et dispositif d'enregistrement/de lecture associe - Google Patents

Memoire optique a liquide fluorescent et dispositif d'enregistrement/de lecture associe

Info

Publication number
EP1425739A4
EP1425739A4 EP02742280A EP02742280A EP1425739A4 EP 1425739 A4 EP1425739 A4 EP 1425739A4 EP 02742280 A EP02742280 A EP 02742280A EP 02742280 A EP02742280 A EP 02742280A EP 1425739 A4 EP1425739 A4 EP 1425739A4
Authority
EP
European Patent Office
Prior art keywords
fluorescent
recording
liquid crystal
reading system
optical memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02742280A
Other languages
German (de)
English (en)
Other versions
EP1425739A1 (fr
Inventor
Vladimir Kozenkov
Eugene Levich
Sergei Magnitskii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
D Data Inc
Original Assignee
D Data Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by D Data Inc filed Critical D Data Inc
Publication of EP1425739A1 publication Critical patent/EP1425739A1/fr
Publication of EP1425739A4 publication Critical patent/EP1425739A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/25—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing liquid crystals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G11B2007/24612—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes two or more dyes in one layer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G11B2007/24624—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes fluorescent dyes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G11B7/247—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes methine or polymethine dyes
    • G11B7/2472—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes methine or polymethine dyes cyanine
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G11B7/248—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes porphines; azaporphines, e.g. phthalocyanines
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/249—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing organometallic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
EP02742280A 2001-06-25 2002-06-25 Memoire optique a liquide fluorescent et dispositif d'enregistrement/de lecture associe Withdrawn EP1425739A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US30005601P 2001-06-25 2001-06-25
US300056P 2001-06-25
PCT/US2002/019978 WO2003001516A1 (fr) 2001-06-25 2002-06-25 Memoire optique a liquide fluorescent et dispositif d'enregistrement/de lecture associe

Publications (2)

Publication Number Publication Date
EP1425739A1 EP1425739A1 (fr) 2004-06-09
EP1425739A4 true EP1425739A4 (fr) 2007-05-02

Family

ID=23157513

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02742280A Withdrawn EP1425739A4 (fr) 2001-06-25 2002-06-25 Memoire optique a liquide fluorescent et dispositif d'enregistrement/de lecture associe

Country Status (4)

Country Link
EP (1) EP1425739A4 (fr)
JP (1) JP2004531849A (fr)
CN (1) CN1620688A (fr)
WO (1) WO2003001516A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050012287A (ko) * 2002-06-19 2005-01-31 코닌클리케 필립스 일렉트로닉스 엔.브이. 광학 데이터 저장장치
AU2003242937A1 (en) * 2002-06-19 2004-01-06 Koninklijke Philips Electronics N.V. Optimized medium with anisotropic dipole emission for fluorescent single or multi layer storage
ATE340403T1 (de) * 2003-02-27 2006-10-15 Koninkl Philips Electronics Nv Mehrstapel-fluoreszenzinformationsträger mit elektrochromischen materialien
WO2005034099A2 (fr) * 2003-09-30 2005-04-14 Koninklijke Philips Electronics N.V. Support d'informations comportant deux couches, son procede de fabrication, et dispositif de lecture d'un tel support
KR20060113692A (ko) * 2003-11-05 2006-11-02 코닌클리케 필립스 일렉트로닉스 엔.브이. 데이터층과 검출층을 구비한 정보매체
JP2008546030A (ja) * 2005-06-08 2008-12-18 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ホログラフィック記憶媒体及びスペーサを有する記録層
EP2718930B1 (fr) 2011-06-09 2017-05-24 Case Western Reserve University Support de stockage d'information optique
WO2015184624A1 (fr) * 2014-06-05 2015-12-10 East China University Of Science And Technology Compositions à cristaux liquides réglables par la lumière et leurs procédés de fabrication et d'utilisation
US10501688B2 (en) * 2014-12-22 2019-12-10 Industrial Technology Research Institute Enhanced wavelength converting structure
KR102466673B1 (ko) * 2016-01-13 2022-11-14 삼성전자주식회사 가변 전기광학 필터
CN108919542A (zh) * 2018-09-11 2018-11-30 武汉毓鸿科技有限公司 一种荧光材料掺杂增亮的液晶复合薄膜及其制备方法
CN113640327B (zh) * 2021-06-03 2023-07-25 中国工程物理研究院材料研究所 一种大曲率微小件表面多层金属薄膜的无损检测方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979443A (ja) * 1982-10-28 1984-05-08 Nec Home Electronics Ltd 光デイスク
EP0141512B1 (fr) * 1983-09-14 1989-07-12 The Victoria University Of Manchester Dispositif à cristaux liquides pour le stockage des informations
EP0461619A2 (fr) * 1990-06-12 1991-12-18 Canon Kabushiki Kaisha Milieu d'emmagasinage d'information et méthode d'enregistrement/conservation d'information utilisant le milieu

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2924623B2 (ja) * 1994-01-04 1999-07-26 富士ゼロックス株式会社 光書き込み型液晶表示記録装置
US5846452A (en) * 1995-04-06 1998-12-08 Alliant Techsystems Inc. Liquid crystal optical storage medium with gray scale
US5807498A (en) * 1996-03-29 1998-09-15 Alliant Techsystems Inc. Process and materials for aligning liquid crystals and liquid crystal optical elements
JP3147156B2 (ja) * 1997-11-18 2001-03-19 富士ゼロックス株式会社 表示記憶媒体、画像書き込み方法および画像書き込み装置
JP3594110B2 (ja) * 1998-03-13 2004-11-24 シャープ株式会社 画像形成装置
US6379850B1 (en) * 1998-06-25 2002-04-30 Minolta Co., Ltd. Rewritable thermosensible recording material, a production method thereof and a rewritable thermosensible recording medium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979443A (ja) * 1982-10-28 1984-05-08 Nec Home Electronics Ltd 光デイスク
EP0141512B1 (fr) * 1983-09-14 1989-07-12 The Victoria University Of Manchester Dispositif à cristaux liquides pour le stockage des informations
EP0461619A2 (fr) * 1990-06-12 1991-12-18 Canon Kabushiki Kaisha Milieu d'emmagasinage d'information et méthode d'enregistrement/conservation d'information utilisant le milieu

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03001516A1 *

Also Published As

Publication number Publication date
JP2004531849A (ja) 2004-10-14
CN1620688A (zh) 2005-05-25
WO2003001516A1 (fr) 2003-01-03
EP1425739A1 (fr) 2004-06-09

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Owner name: MAGNITSKII, SERGEI

Owner name: LEVICH, EUGENE

Owner name: KOZENKOV, VLADIMIR

Owner name: D DATA INC.

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